--- /dev/null
+SUBDIRS =
+
+testprogs = dparamstest
+
+TESTS = $(testprogs)
+
+check_PROGRAMS = $(testprogs)
+
+dparamstest_SOURCES = dparamstest.c
+dparamstest_LDFLAGS = -L$(top_builddir)/libs/control/ -lgstcontrol
+# we have nothing but apps here, we can do this safely
+LIBS = $(GST_LIBS)
+CFLAGS += $(GST_CFLAGS)
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2001 Steve Baker <stevebaker_org@yahoo.co.uk>
+ *
+ * dparamstest.c:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <gst/gst.h>
+#include <libs/control/gstcontrol.h>
+
+#define GST_TYPE_DPTEST (gst_dptest_get_type())
+#define GST_DPTEST(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DPTEST,GstDpTest))
+#define GST_DPTEST_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DPTEST,GstDpTestClass))
+#define GST_IS_DPTEST(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DPTEST))
+#define GST_IS_DPTEST_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DPTEST))
+
+typedef struct _GstDpTest GstDpTest;
+typedef struct _GstDpTestClass GstDpTestClass;
+
+struct _GstDpTest
+{
+ GstElement element;
+
+ GstPad *sinkpad;
+ GstPad *srcpad;
+ GstDParamManager *dpman;
+
+ gfloat float1;
+ gfloat float2;
+ gboolean bool1;
+ gdouble double1;
+};
+
+struct _GstDpTestClass
+{
+ GstElementClass parent_class;
+};
+
+GType gst_dptest_get_type (void);
+
+
+GstElementDetails gst_dptest_details = {
+ "DParamsTest",
+ "Filter",
+ "Test for the GstDParam code",
+ VERSION,
+ "Steve Baker <stevebaker_org@yahoo.co.uk>",
+ "(C) 2001",
+};
+
+enum
+{
+ ARG_0,
+};
+
+
+static void gst_dptest_class_init (GstDpTestClass * klass);
+static void gst_dptest_init (GstDpTest * dptest);
+
+static void gst_dptest_set_property (GObject * object, guint prop_id, const GValue * value,
+ GParamSpec * pspec);
+
+static GstElementStateReturn gst_dptest_change_state (GstElement *element);
+static void gst_dptest_chain (GstPad *pad, GstBuffer *buf);
+
+static GstElementClass *parent_class = NULL;
+
+GType
+gst_dptest_get_type (void)
+{
+ static GType dptest_type = 0;
+
+ if (!dptest_type) {
+ static const GTypeInfo dptest_info = {
+ sizeof (GstDpTestClass), NULL,
+ NULL,
+ (GClassInitFunc) gst_dptest_class_init,
+ NULL,
+ NULL,
+ sizeof (GstDpTest),
+ 0,
+ (GInstanceInitFunc) gst_dptest_init,
+ };
+
+ dptest_type = g_type_register_static (GST_TYPE_ELEMENT, "GstDpTest", &dptest_info, 0);
+ }
+ return dptest_type;
+}
+
+static void
+gst_dptest_class_init (GstDpTestClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstElementClass *gstelement_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstelement_class = (GstElementClass*)klass;
+
+ parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
+
+ gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_dptest_set_property);
+
+ gstelement_class->change_state = gst_dptest_change_state;
+
+}
+
+static void
+gst_dptest_init (GstDpTest * dptest)
+{
+ GstDParamSpec *spec;
+
+ dptest->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
+ gst_element_add_pad (GST_ELEMENT (dptest), dptest->sinkpad);
+ gst_pad_set_chain_function(dptest->sinkpad, gst_dptest_chain);
+
+ dptest->srcpad = gst_pad_new ("src", GST_PAD_SRC);
+ gst_element_add_pad (GST_ELEMENT (dptest), dptest->srcpad);
+
+ dptest->dpman = gst_dpman_new ("dptest_dpman", GST_ELEMENT(dptest));
+
+ gst_dpman_add_required_dparam_direct (dptest->dpman, "float1", G_TYPE_FLOAT, &(dptest->float1));
+ spec = gst_dpman_get_dparam_spec (dptest->dpman, "float1");
+ g_value_set_float(spec->min_val, 0.0);
+ g_value_set_float(spec->max_val, 1.0);
+ g_value_set_float(spec->default_val, 0.5);
+ spec->unit_name = "scalar";
+
+ dptest->float1 = 0.0;
+}
+
+static void
+gst_dptest_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec)
+{
+ GstDpTest *dptest;
+
+ /* it's not null if we got it, but it might not be ours */
+ g_return_if_fail (GST_IS_DPTEST (object));
+
+ dptest = GST_DPTEST (object);
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static GstElementStateReturn
+gst_dptest_change_state (GstElement *element)
+{
+ GstDpTest *dptest;
+
+ g_return_val_if_fail (GST_IS_DPTEST (element), GST_STATE_FAILURE);
+ g_print("changing state\n");
+
+ dptest = GST_DPTEST (element);
+ if (GST_ELEMENT_CLASS (parent_class)->change_state)
+ return GST_ELEMENT_CLASS (parent_class)->change_state (element);
+
+ return GST_STATE_SUCCESS;
+}
+
+static void
+gst_dptest_chain (GstPad *pad, GstBuffer *buf)
+{
+
+ g_print("dp chain\n");
+}
+
+int main(int argc,char *argv[]) {
+
+ GstElementFactory *factory;
+ GstElement *src;
+ GstElement *sink;
+ GstElement *dp;
+ GstElement *pipeline;
+
+ gst_init (&argc, &argv);
+ gst_control_init(&argc,&argv);
+
+ factory = gst_elementfactory_new ("dptest", GST_TYPE_DPTEST, &gst_dptest_details);
+ g_assert (factory != NULL);
+
+ pipeline = gst_elementfactory_make ("pipeline", "pipeline");
+ g_assert (pipeline);
+
+ src = gst_elementfactory_make ("fakesrc", "src");
+ g_assert (src);
+
+ sink = gst_elementfactory_make ("fakesink", "sink");
+ g_assert (sink);
+
+ dp = gst_elementfactory_make ("dptest", "dp");
+ g_assert (dp);
+
+ gst_element_connect (src, "src", dp, "sink");
+ gst_element_connect (dp, "src", sink, "sink");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), dp);
+ gst_bin_add (GST_BIN (pipeline), sink);
+
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
+
+ g_object_set (G_OBJECT (src), "num_buffers", 2, NULL);
+ gst_bin_iterate (GST_BIN (pipeline));
+
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_NULL);
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
+
+ g_object_set (G_OBJECT (src), "num_buffers", 2, NULL);
+ gst_bin_iterate (GST_BIN (pipeline));
+
+ return 0;
+}
--- /dev/null
+SUBDIRS =
+
+testprogs = dparamstest
+
+TESTS = $(testprogs)
+
+check_PROGRAMS = $(testprogs)
+
+dparamstest_SOURCES = dparamstest.c
+dparamstest_LDFLAGS = -L$(top_builddir)/libs/control/ -lgstcontrol
+# we have nothing but apps here, we can do this safely
+LIBS = $(GST_LIBS)
+CFLAGS += $(GST_CFLAGS)
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2001 Steve Baker <stevebaker_org@yahoo.co.uk>
+ *
+ * dparamstest.c:
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <gst/gst.h>
+#include <libs/control/gstcontrol.h>
+
+#define GST_TYPE_DPTEST (gst_dptest_get_type())
+#define GST_DPTEST(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DPTEST,GstDpTest))
+#define GST_DPTEST_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DPTEST,GstDpTestClass))
+#define GST_IS_DPTEST(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DPTEST))
+#define GST_IS_DPTEST_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DPTEST))
+
+typedef struct _GstDpTest GstDpTest;
+typedef struct _GstDpTestClass GstDpTestClass;
+
+struct _GstDpTest
+{
+ GstElement element;
+
+ GstPad *sinkpad;
+ GstPad *srcpad;
+ GstDParamManager *dpman;
+
+ gfloat float1;
+ gfloat float2;
+ gboolean bool1;
+ gdouble double1;
+};
+
+struct _GstDpTestClass
+{
+ GstElementClass parent_class;
+};
+
+GType gst_dptest_get_type (void);
+
+
+GstElementDetails gst_dptest_details = {
+ "DParamsTest",
+ "Filter",
+ "Test for the GstDParam code",
+ VERSION,
+ "Steve Baker <stevebaker_org@yahoo.co.uk>",
+ "(C) 2001",
+};
+
+enum
+{
+ ARG_0,
+};
+
+
+static void gst_dptest_class_init (GstDpTestClass * klass);
+static void gst_dptest_init (GstDpTest * dptest);
+
+static void gst_dptest_set_property (GObject * object, guint prop_id, const GValue * value,
+ GParamSpec * pspec);
+
+static GstElementStateReturn gst_dptest_change_state (GstElement *element);
+static void gst_dptest_chain (GstPad *pad, GstBuffer *buf);
+
+static GstElementClass *parent_class = NULL;
+
+GType
+gst_dptest_get_type (void)
+{
+ static GType dptest_type = 0;
+
+ if (!dptest_type) {
+ static const GTypeInfo dptest_info = {
+ sizeof (GstDpTestClass), NULL,
+ NULL,
+ (GClassInitFunc) gst_dptest_class_init,
+ NULL,
+ NULL,
+ sizeof (GstDpTest),
+ 0,
+ (GInstanceInitFunc) gst_dptest_init,
+ };
+
+ dptest_type = g_type_register_static (GST_TYPE_ELEMENT, "GstDpTest", &dptest_info, 0);
+ }
+ return dptest_type;
+}
+
+static void
+gst_dptest_class_init (GstDpTestClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstElementClass *gstelement_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstelement_class = (GstElementClass*)klass;
+
+ parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
+
+ gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_dptest_set_property);
+
+ gstelement_class->change_state = gst_dptest_change_state;
+
+}
+
+static void
+gst_dptest_init (GstDpTest * dptest)
+{
+ GstDParamSpec *spec;
+
+ dptest->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
+ gst_element_add_pad (GST_ELEMENT (dptest), dptest->sinkpad);
+ gst_pad_set_chain_function(dptest->sinkpad, gst_dptest_chain);
+
+ dptest->srcpad = gst_pad_new ("src", GST_PAD_SRC);
+ gst_element_add_pad (GST_ELEMENT (dptest), dptest->srcpad);
+
+ dptest->dpman = gst_dpman_new ("dptest_dpman", GST_ELEMENT(dptest));
+
+ gst_dpman_add_required_dparam_direct (dptest->dpman, "float1", G_TYPE_FLOAT, &(dptest->float1));
+ spec = gst_dpman_get_dparam_spec (dptest->dpman, "float1");
+ g_value_set_float(spec->min_val, 0.0);
+ g_value_set_float(spec->max_val, 1.0);
+ g_value_set_float(spec->default_val, 0.5);
+ spec->unit_name = "scalar";
+
+ dptest->float1 = 0.0;
+}
+
+static void
+gst_dptest_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec)
+{
+ GstDpTest *dptest;
+
+ /* it's not null if we got it, but it might not be ours */
+ g_return_if_fail (GST_IS_DPTEST (object));
+
+ dptest = GST_DPTEST (object);
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static GstElementStateReturn
+gst_dptest_change_state (GstElement *element)
+{
+ GstDpTest *dptest;
+
+ g_return_val_if_fail (GST_IS_DPTEST (element), GST_STATE_FAILURE);
+ g_print("changing state\n");
+
+ dptest = GST_DPTEST (element);
+ if (GST_ELEMENT_CLASS (parent_class)->change_state)
+ return GST_ELEMENT_CLASS (parent_class)->change_state (element);
+
+ return GST_STATE_SUCCESS;
+}
+
+static void
+gst_dptest_chain (GstPad *pad, GstBuffer *buf)
+{
+
+ g_print("dp chain\n");
+}
+
+int main(int argc,char *argv[]) {
+
+ GstElementFactory *factory;
+ GstElement *src;
+ GstElement *sink;
+ GstElement *dp;
+ GstElement *pipeline;
+
+ gst_init (&argc, &argv);
+ gst_control_init(&argc,&argv);
+
+ factory = gst_elementfactory_new ("dptest", GST_TYPE_DPTEST, &gst_dptest_details);
+ g_assert (factory != NULL);
+
+ pipeline = gst_elementfactory_make ("pipeline", "pipeline");
+ g_assert (pipeline);
+
+ src = gst_elementfactory_make ("fakesrc", "src");
+ g_assert (src);
+
+ sink = gst_elementfactory_make ("fakesink", "sink");
+ g_assert (sink);
+
+ dp = gst_elementfactory_make ("dptest", "dp");
+ g_assert (dp);
+
+ gst_element_connect (src, "src", dp, "sink");
+ gst_element_connect (dp, "src", sink, "sink");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), dp);
+ gst_bin_add (GST_BIN (pipeline), sink);
+
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
+
+ g_object_set (G_OBJECT (src), "num_buffers", 2, NULL);
+ gst_bin_iterate (GST_BIN (pipeline));
+
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_NULL);
+ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
+
+ g_object_set (G_OBJECT (src), "num_buffers", 2, NULL);
+ gst_bin_iterate (GST_BIN (pipeline));
+
+ return 0;
+}